diff --git a/bin/upgrade.rb b/bin/upgrade.rb
index ba93218..98c6c0b 100755
--- a/bin/upgrade.rb
+++ b/bin/upgrade.rb
@@ -56,3 +56,7 @@
 	"mobilePortraitWidth" => "mobile-portrait-width",
 	"mobileLandscapeWidth" => "mobile-landscape-width"
 }
+
+variables.each do |key, value|
+	%x(ruby -p -e "gsub /#{key}/, '#{value}' #{Dir.pwd}#{filename}")
+end
diff --git a/bower.json b/bower.json
index 7a452a9..ea876ab 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
 	"name": "skeleton-sass",
-	"version": "2.0.0",
+	"version": "2.0.0-b11",
 	"author": "Dennis Thompson",
 	"homepage": "http://atomicpages.github.io/skeleton-sass/",
 	"repository": {
@@ -13,6 +13,7 @@
 			"url": "http://opensource.org/licenses/MIT"
 		}
 	],
+	"main": "",
 	"ignore": [
 		".gitignore",
 		"sache.json"
diff --git a/skeleton/themes/sphenoid/_base.scss b/skeleton/themes/sphenoid/_base.scss
index 69b15fd..82da03d 100644
--- a/skeleton/themes/sphenoid/_base.scss
+++ b/skeleton/themes/sphenoid/_base.scss
@@ -285,7 +285,7 @@ select {
 	}
 	&:active {
 		border: 1px solid darken(#aaa, 10%);
-		@include box_shadow(0 0 3px rgba(0,0,0,0.3));
+		@include box-shadow(0 0 3px rgba(0,0,0,0.3));
 	}
 }
 select { padding: 0; }
diff --git a/skeleton/themes/sphenoid/marrow/_public.scss b/skeleton/themes/sphenoid/marrow/_public.scss
index 1312c9d..e430f69 100644
--- a/skeleton/themes/sphenoid/marrow/_public.scss
+++ b/skeleton/themes/sphenoid/marrow/_public.scss
@@ -42,12 +42,18 @@
 
 // @see https://developer.mozilla.org/en-US/docs/Web/CSS/box-shadow
 // @box-shadow ( [ none | inset? && [ <offset-x> <offset-y> <blur-radius>? <spread-radius>? <color>? ] ] ] )
-@mixin box_shadow($shadow) {
+@mixin box-shadow($shadow...) {
+	@if length($shadow) > 4 {
+		@warn("$shadow should only accept four argument for each side of the box. Using more may cause undesired results");
+	}
 	@include prefixer(box-shadow, $shadow, webkit moz ms o spec);
 }
 
 // @border-radius ( $radii... )
 @mixin border-radius($radii...) {
+	@if length($shadow) > 4 {
+		@warn("$radii should only accept four argument for each side of the box. Using more may cause undesired results");
+	}
 	@include prefixer(border-radius, $radii, webkit moz ms o spec);
 }
 
@@ -119,9 +125,8 @@
 	@include prefixer(transition, $transition, webkit moz ms o spec);
 }
 
-// @transition ( list $transition )
-@mixin transition($transition) {
-	$transition: unquote($transition); //this helps with multiple tansitions
+// @transition ( list $transition... )
+@mixin transition($transition...) {
 	@include prefixer(transition, $transition, webkit moz ms o spec);
 }